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/*******************************************************************************
* Copyright (c) 2013 Wind River Systems, Inc. and others. All rights reserved.
* This program and the accompanying materials are made available under the terms
* of the Eclipse Public License v1.0 which accompanies this distribution, and is
* available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.locator.steps;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.Platform;
import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
import org.eclipse.tcf.te.runtime.stepper.interfaces.IFullQualifiedId;
import org.eclipse.tcf.te.runtime.stepper.interfaces.IStepContext;
import org.eclipse.tcf.te.tcf.core.steps.AbstractPeerStep;
import org.eclipse.tcf.te.tcf.locator.interfaces.nodes.IPeerNode;
/**
* Abstract peer model context step
*/
public abstract class AbstractPeerNodeStep extends AbstractPeerStep {
/**
* Returns the active peer model context that is currently used.
*
* @param context The step context. Must not be <code>null</code>.
* @param data The data giving object. Must not be <code>null</code>.
* @param fullQualifiedId The full qualfied id for this step. Must not be <code>null</code>.
* @return The active peer model context.
*/
protected IPeerNode getActivePeerModelContext(IStepContext context, IPropertiesContainer data, IFullQualifiedId fullQualifiedId) {
Object activeContext = getActiveContext(context, data, fullQualifiedId);
IPeerNode peerNode = null;
if (activeContext instanceof IPeerNode)
return (IPeerNode)activeContext;
if (activeContext instanceof IAdaptable)
peerNode = (IPeerNode)((IAdaptable)activeContext).getAdapter(IPeerNode.class);
if (peerNode == null)
peerNode = (IPeerNode)Platform.getAdapterManager().getAdapter(activeContext, IPeerNode.class);
return peerNode;
}
}
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